Add metrics

Change dashboards to load an index.html file compiled otherwise

web/src/routes/dashboard/guild.rs

@@ -1 +0,0 @@
-

web/src/routes/dashboard/mod.rs

@@ -1,9 +1,13 @@
-use std::collections::HashMap;
+use std::path::Path;
 
 use chrono::{naive::NaiveDateTime, Utc};
 use rand::{rngs::OsRng, seq::IteratorRandom};
-use rocket::{http::CookieJar, response::Redirect, serde::json::json};
-use rocket_dyn_templates::Template;
+use rocket::{
+    fs::{relative, NamedFile},
+    http::CookieJar,
+    response::Redirect,
+    serde::json::json,
+};
 use serde::{Deserialize, Deserializer, Serialize};
 use serenity::{
     client::Context,
@@ -27,7 +31,6 @@ use crate::{
 
 pub mod api;
 pub mod export;
-pub mod guild;
 
 type Unset<T> = Option<T>;
 
@@ -657,22 +660,26 @@ async fn create_database_channel(
 }
 
 #[get("/")]
-pub async fn dashboard_home(cookies: &CookieJar<'_>) -> Result<Template, Redirect> {
+pub async fn dashboard_home(cookies: &CookieJar<'_>) -> Result<NamedFile, Redirect> {
     if cookies.get_private("userid").is_some() {
-        let mut map = HashMap::new();
-        map.insert("version", env!("CARGO_PKG_VERSION"));
-        Ok(Template::render("dashboard", &map))
+        NamedFile::open(Path::new(relative!("static/index.html"))).await.map_err(|e| {
+            warn!("Couldn't render dashboard: {:?}", e);
+
+            Redirect::to("/login/discord")
+        })
     } else {
         Err(Redirect::to("/login/discord"))
     }
 }
 
 #[get("/<_..>")]
-pub async fn dashboard(cookies: &CookieJar<'_>) -> Result<Template, Redirect> {
+pub async fn dashboard(cookies: &CookieJar<'_>) -> Result<NamedFile, Redirect> {
     if cookies.get_private("userid").is_some() {
-        let mut map = HashMap::new();
-        map.insert("version", env!("CARGO_PKG_VERSION"));
-        Ok(Template::render("dashboard", &map))
+        NamedFile::open(Path::new(relative!("static/index.html"))).await.map_err(|e| {
+            warn!("Couldn't render dashboard: {:?}", e);
+
+            Redirect::to("/login/discord")
+        })
     } else {
         Err(Redirect::to("/login/discord"))
     }

web/src/routes/metrics.rs

@@ -0,0 +1,18 @@
+use prometheus;
+
+use crate::metrics::REGISTRY;
+
+#[get("/metrics")]
+pub async fn metrics() -> String {
+    let encoder = prometheus::TextEncoder::new();
+    let res_custom = encoder.encode_to_string(&REGISTRY.gather());
+
+    match res_custom {
+        Ok(s) => s,
+        Err(e) => {
+            warn!("Error encoding metrics: {:?}", e);
+
+            String::new()
+        }
+    }
+}

web/src/routes/mod.rs

@@ -1,6 +1,7 @@
 pub mod admin;
 pub mod dashboard;
 pub mod login;
+pub mod metrics;
 pub mod report;
 
 use std::collections::HashMap;